/**
 * 登录操作
 */
(function ($) {
    "use strict";

    let inputOjb = {
        "$uName" : $("#uName"),
        "$uPass" : $("#uPass"),
        "$uVerify" : $("#uVerify"),
        "$uSelect" : $("#radioContainer"),
        "$uCheck" : $("#uCheck")
    };

    let $dom = {
        "$submitBut" : $("#submit_but"),
        "$errorAlert" : $("#errorAlert"),
        "$verifyImg" : document.getElementById("verifyImg")
    };

    $(window).resize(resizePicture());

    /**
     * 监听回车键点击
     */
    $(document).keydown(function (event) {
        if(event.keyCode === 13){
            if( (inputOjb.$uName.val().trim().length) === 0){
                inputOjb.$uName.focus();
            }else if(inputOjb.$uPass.val().trim().length === 0){
                inputOjb.$uPass.focus();
            }else if(inputOjb.$uVerify.val().trim().length === 0){
                inputOjb.$uVerify.focus();
            }else{
                login();
            }
        }
    });


    /**
     * 密码显示方式切换
     */
    $("#changePass").on("click",function () {
        let buttonClass = $("#buttonClass");
        let pswdType = inputOjb.$uPass.attr("type");

        if(pswdType === "password"){
            inputOjb.$uPass.attr("type","text");
            buttonClass.attr("class","glyphicon glyphicon-eye-open");
        }else{
            inputOjb.$uPass.attr("type","password");
            buttonClass.attr("class","glyphicon glyphicon-eye-close");
        }
    });


    /**
     * 当信息提示框打开，输入框获取焦点时，关闭信息提示框
     */
    function initAlertMessage () {
        inputOjb.$uName.focus(function () {
            closeAlertMessage();
        });

        inputOjb.$uPass.focus(function () {
            closeAlertMessage();
        });

        inputOjb.$uVerify.focus(function () {
            closeAlertMessage();
        });

        inputOjb.$uSelect.on("click",function () {
            closeAlertMessage();
        });
    }


    /**
     * 调整图像大小
     */
    function resizePicture(){
        let inputContainer = $("#panel_body");
        let picContainer = $("#picture_container");

        let inputContainerWidth = inputContainer.outerWidth();
        let inputContainerHeight = inputContainer.outerHeight();

        picContainer.width(inputContainerWidth);
        picContainer.height(inputContainerHeight);
    }


    /**
     * 登录按钮点击
     */
    $dom.$submitBut.on("click",function () {
        login();
    });


    /**
     * 登录
     */
    function login () {
        disableButton();

        let uName = inputOjb.$uName.val().trim();
        let uPass = inputOjb.$uPass.val().trim();
        let uVerify = inputOjb.$uVerify.val().trim();
        let uSelect = $("input:radio[name='roleName']:checked").val();
        let uCheck = inputOjb.$uCheck.is(":checked");

        if(uName.length === 0){
            return popAlertMessage("用户名不能为空！");
        }
        if(uPass.length === 0){
            return popAlertMessage("密码不能为空！");
        }
        if(uVerify.length === 0){
            return popAlertMessage("验证码不能为空！");
        }
        if(uName.length < 2 || uName.length > 15){
            return popAlertMessage("用户名不正确");
        }
        if(uPass.length < 6 || uPass.length > 18){
            return popAlertMessage("密码不正确");
        }
        if(uVerify.length !== 4){
            return popAlertMessage("验证码不正确");
        }

        // 密码加密
        for(let index=0; index<5; index++){
            uPass = $.md5(uPass);
        }

        let rememberPass = "N";
        if(uCheck === true){
            rememberPass = "Y";
        }

        $.ajax({
            url: "/login-submit",
            type: "post",
            data: {
                userName: uName,
                password: uPass,
                authCode: uVerify,
                identity: uSelect,
                freeLogin: rememberPass
            },
            dataType: "json",
            success: function (successD) {
                doResponse(successD);
            },
            error: function (jqXHR) {
                popAlertMessage(jqXHR.status);
            }
        });
    }


    /**
     * 处理服务器响应
     */
    function doResponse(result) {
        if( (typeof result) === "object" ){
            let status = result.status;
            if(status === 200){
                return window.location.href = "/jumpPage";
            }
            return popAlertMessage(result.info);
        }

        popAlertMessage("服务器响应异常，请稍后重试！");
    }


    /**
     * 提示信息弹窗
     */
    function popAlertMessage (message) {
        $("#error_content").text(message);
        $dom.$errorAlert.css("display","block");

        enableButton();

        // 更换图片验证码
        $dom.$verifyImg.src = "/utils/imageAuthCode?v="+ Math.random();
    }


    /**
     * 关闭信息提示框
     */
    function closeAlertMessage(){
        $dom.$errorAlert.css("display","none");
    }


    /**
     * 启用登录按钮
     */
    function enableButton () {
        $dom.$submitBut.attr("disabled",false).text("登录");
    }


    /**
     * 禁用登录按钮
     */
    function disableButton () {
        // 输入框移除焦点
        $("input").blur();

        $dom.$submitBut.attr("disabled",true).text("正在登录...");
    }

    $(document).ready(function () {
        initAlertMessage();
    });
})(window.jQuery);


/**
 * MD5加密模块
 */
(function ($) {
    'use strict';

    /*
    * Add integers, wrapping at 2^32. This uses 16-bit operations internally
    * to work around bugs in some JS interpreters.
    */
    function safeAdd (x, y) {
        let lsw = (x & 0xffff) + (y & 0xffff);
        let msw = (x >> 16) + (y >> 16) + (lsw >> 16);
        return (msw << 16) | (lsw & 0xffff)
    }

    /*
    * Bitwise rotate a 32-bit number to the left.
    */
    function bitRotateLeft (num, cnt) {
        return (num << cnt) | (num >>> (32 - cnt))
    }

    /*
    * These functions implement the four basic operations the algorithm uses.
    */
    function md5cmn (q, a, b, x, s, t) {
        return safeAdd(bitRotateLeft(safeAdd(safeAdd(a, q), safeAdd(x, t)), s), b);
    }
    function md5ff (a, b, c, d, x, s, t) {
        return md5cmn((b & c) | (~b & d), a, b, x, s, t);
    }
    function md5gg (a, b, c, d, x, s, t) {
        return md5cmn((b & d) | (c & ~d), a, b, x, s, t);
    }
    function md5hh (a, b, c, d, x, s, t) {
        return md5cmn(b ^ c ^ d, a, b, x, s, t);
    }
    function md5ii (a, b, c, d, x, s, t) {
        return md5cmn(c ^ (b | ~d), a, b, x, s, t);
    }

    /*
    * Calculate the MD5 of an array of little-endian words, and a bit length.
    */
    function binlMD5 (x, len) {
        /* append padding */
        x[len >> 5] |= 0x80 << (len % 32);
        x[((len + 64) >>> 9 << 4) + 14] = len;

        let i,olda,oldb,oldc,oldd;
        let a = 1732584193;
        let b = -271733879;
        let c = -1732584194;
        let d = 271733878;

        for (i = 0; i < x.length; i += 16) {
            olda = a;
            oldb = b;
            oldc = c;
            oldd = d;

            a = md5ff(a, b, c, d, x[i], 7, -680876936);
            d = md5ff(d, a, b, c, x[i + 1], 12, -389564586);
            c = md5ff(c, d, a, b, x[i + 2], 17, 606105819);
            b = md5ff(b, c, d, a, x[i + 3], 22, -1044525330);
            a = md5ff(a, b, c, d, x[i + 4], 7, -176418897);
            d = md5ff(d, a, b, c, x[i + 5], 12, 1200080426);
            c = md5ff(c, d, a, b, x[i + 6], 17, -1473231341);
            b = md5ff(b, c, d, a, x[i + 7], 22, -45705983);
            a = md5ff(a, b, c, d, x[i + 8], 7, 1770035416);
            d = md5ff(d, a, b, c, x[i + 9], 12, -1958414417);
            c = md5ff(c, d, a, b, x[i + 10], 17, -42063);
            b = md5ff(b, c, d, a, x[i + 11], 22, -1990404162);
            a = md5ff(a, b, c, d, x[i + 12], 7, 1804603682);
            d = md5ff(d, a, b, c, x[i + 13], 12, -40341101);
            c = md5ff(c, d, a, b, x[i + 14], 17, -1502002290);
            b = md5ff(b, c, d, a, x[i + 15], 22, 1236535329);

            a = md5gg(a, b, c, d, x[i + 1], 5, -165796510);
            d = md5gg(d, a, b, c, x[i + 6], 9, -1069501632);
            c = md5gg(c, d, a, b, x[i + 11], 14, 643717713);
            b = md5gg(b, c, d, a, x[i], 20, -373897302);
            a = md5gg(a, b, c, d, x[i + 5], 5, -701558691);
            d = md5gg(d, a, b, c, x[i + 10], 9, 38016083);
            c = md5gg(c, d, a, b, x[i + 15], 14, -660478335);
            b = md5gg(b, c, d, a, x[i + 4], 20, -405537848);
            a = md5gg(a, b, c, d, x[i + 9], 5, 568446438);
            d = md5gg(d, a, b, c, x[i + 14], 9, -1019803690);
            c = md5gg(c, d, a, b, x[i + 3], 14, -187363961);
            b = md5gg(b, c, d, a, x[i + 8], 20, 1163531501);
            a = md5gg(a, b, c, d, x[i + 13], 5, -1444681467);
            d = md5gg(d, a, b, c, x[i + 2], 9, -51403784);
            c = md5gg(c, d, a, b, x[i + 7], 14, 1735328473);
            b = md5gg(b, c, d, a, x[i + 12], 20, -1926607734);

            a = md5hh(a, b, c, d, x[i + 5], 4, -378558);
            d = md5hh(d, a, b, c, x[i + 8], 11, -2022574463);
            c = md5hh(c, d, a, b, x[i + 11], 16, 1839030562);
            b = md5hh(b, c, d, a, x[i + 14], 23, -35309556);
            a = md5hh(a, b, c, d, x[i + 1], 4, -1530992060);
            d = md5hh(d, a, b, c, x[i + 4], 11, 1272893353);
            c = md5hh(c, d, a, b, x[i + 7], 16, -155497632);
            b = md5hh(b, c, d, a, x[i + 10], 23, -1094730640);
            a = md5hh(a, b, c, d, x[i + 13], 4, 681279174);
            d = md5hh(d, a, b, c, x[i], 11, -358537222);
            c = md5hh(c, d, a, b, x[i + 3], 16, -722521979);
            b = md5hh(b, c, d, a, x[i + 6], 23, 76029189);
            a = md5hh(a, b, c, d, x[i + 9], 4, -640364487);
            d = md5hh(d, a, b, c, x[i + 12], 11, -421815835);
            c = md5hh(c, d, a, b, x[i + 15], 16, 530742520);
            b = md5hh(b, c, d, a, x[i + 2], 23, -995338651);

            a = md5ii(a, b, c, d, x[i], 6, -198630844);
            d = md5ii(d, a, b, c, x[i + 7], 10, 1126891415);
            c = md5ii(c, d, a, b, x[i + 14], 15, -1416354905);
            b = md5ii(b, c, d, a, x[i + 5], 21, -57434055);
            a = md5ii(a, b, c, d, x[i + 12], 6, 1700485571);
            d = md5ii(d, a, b, c, x[i + 3], 10, -1894986606);
            c = md5ii(c, d, a, b, x[i + 10], 15, -1051523);
            b = md5ii(b, c, d, a, x[i + 1], 21, -2054922799);
            a = md5ii(a, b, c, d, x[i + 8], 6, 1873313359);
            d = md5ii(d, a, b, c, x[i + 15], 10, -30611744);
            c = md5ii(c, d, a, b, x[i + 6], 15, -1560198380);
            b = md5ii(b, c, d, a, x[i + 13], 21, 1309151649);
            a = md5ii(a, b, c, d, x[i + 4], 6, -145523070);
            d = md5ii(d, a, b, c, x[i + 11], 10, -1120210379);
            c = md5ii(c, d, a, b, x[i + 2], 15, 718787259);
            b = md5ii(b, c, d, a, x[i + 9], 21, -343485551);

            a = safeAdd(a, olda);
            b = safeAdd(b, oldb);
            c = safeAdd(c, oldc);
            d = safeAdd(d, oldd)
        }
        return [a, b, c, d]
    }

    /*
    * Convert an array of little-endian words to a string
    */
    function binl2rstr (input) {
        let i;
        let output = '';
        let length32 = input.length * 32;
        for (i = 0; i < length32; i += 8) {
            output += String.fromCharCode((input[i >> 5] >>> (i % 32)) & 0xff)
        }
        return output
    }

    /*
    * Convert a raw string to an array of little-endian words
    * Characters >255 have their high-byte silently ignored.
    */
    function rstr2binl (input) {
        let i;
        let output = [];
        output[(input.length >> 2) - 1] = undefined;
        for (i = 0; i < output.length; i += 1) {
            output[i] = 0;
        }
        let length8 = input.length * 8;
        for (i = 0; i < length8; i += 8) {
            output[i >> 5] |= (input.charCodeAt(i / 8) & 0xff) << (i % 32);
        }
        return output;
    }

    /*
    * Calculate the MD5 of a raw string
    */
    function rstrMD5 (s) {
        return binl2rstr(binlMD5(rstr2binl(s), s.length * 8));
    }

    /*
    * Calculate the HMAC-MD5, of a key and some data (raw strings)
    */
    function rstrHMACMD5 (key, data) {
        let i;
        let bkey = rstr2binl(key);
        let ipad = [];
        let opad = [];
        let hash;
        ipad[15] = opad[15] = undefined;
        if (bkey.length > 16) {
            bkey = binlMD5(bkey, key.length * 8);
        }
        for (i = 0; i < 16; i += 1) {
            ipad[i] = bkey[i] ^ 0x36363636;
            opad[i] = bkey[i] ^ 0x5c5c5c5c;
        }
        hash = binlMD5(ipad.concat(rstr2binl(data)), 512 + data.length * 8);
        return binl2rstr(binlMD5(opad.concat(hash), 512 + 128));
    }

    /*
    * Convert a raw string to a hex string
    */
    function rstr2hex (input) {
        let hexTab = '0123456789abcdef';
        let output = '';
        let x;
        let i;
        for (i = 0; i < input.length; i += 1) {
            x = input.charCodeAt(i);
            output += hexTab.charAt((x >>> 4) & 0x0f) + hexTab.charAt(x & 0x0f);
        }
        return output;
    }

    /*
    * Encode a string as utf-8
    */
    function str2rstrUTF8 (input) {
        return unescape(encodeURIComponent(input));
    }

    /*
    * Take string arguments and return either raw or hex encoded strings
    */
    function rawMD5 (s) {
        return rstrMD5(str2rstrUTF8(s));
    }
    function hexMD5 (s) {
        return rstr2hex(rawMD5(s));
    }
    function rawHMACMD5 (k, d) {
        return rstrHMACMD5(str2rstrUTF8(k), str2rstrUTF8(d));
    }
    function hexHMACMD5 (k, d) {
        return rstr2hex(rawHMACMD5(k, d));
    }

    function md5 (string, key, raw) {
        if (!key) {
            if (!raw) {
                return hexMD5(string);
            }
            return rawMD5(string);
        }
        if (!raw) {
            return hexHMACMD5(key, string);
        }
        return rawHMACMD5(key, string);
    }

    if (typeof define === 'function' && define.amd) {
        define(function () {
            return md5
        })
    } else if (typeof module === 'object' && module.exports) {
        module.exports = md5;
    } else {
        $.md5 = md5;
    }
})(window.jQuery);

/**
 * Cookies检查
 */
(function ($) {
    "use strict";

    let allCookies = document.cookie;

    let cookiesPos = allCookies.indexOf("yundao");
    if(cookiesPos !== -1){
        cookiesPos = cookiesPos + "yundao".length + 1;
        let cookiesEnd = allCookies.indexOf(";",cookiesPos);

        if(cookiesEnd === -1){
            cookiesEnd = allCookies.length;
        }

        let cookiesValue = unescape(allCookies.substring(cookiesPos,cookiesEnd));
        userFreeLogin(cookiesValue);
    }

    function userFreeLogin(cookies) {
        $.ajax({
            url: "/login-free",
            type: "post",
            data: {
                userCookies: cookies
            },
            dataType: "json",
            success: function (successD) {
                if( (typeof successD) === "object" ){
                    let status = successD.status;
                    if(status === 200){
                        // TODO 跳转到登录页
                    }
                }
            }
        });
    }
})(window.jQuery);